Faculty at School of Natural Sciences
- 2016: PhD (Chemistry), Bhabha Atomic Research Centre, Mumbai, India
- 2011: M.Sc. (Chemistry), Jadavpur University, Kolkata, India
- 2009: B.Sc. (Chemistry Hons.), Jadavpur University, Kolkata, India
- Since Jan. 2024: Ramanujan Faculty Fellow, Department of Chemistry, School of Natural Sciences, Shiv Nadar Institution of Eminence, Delhi-NCR
- Jun. 2022 – Jan. 2024: Ramanujan Fellow, Centre for Nanotechnology, IIT Guwahati, India
- Nov. 2018 – Jun. 2022: Group Leader & AvH Fellow, Department of Physics, Ludwig-Maximilians-University, Munich, Germany
- May 2018: Visiting Scientist, SLAC National Accelerator Laboratory, California, USA
- Sept. 2016 – Aug. 2018: Postdoctoral Research Fellow, Division of Chemistry and Biological Chemistry, Nanyang Technological University, Singapore
- Experimental Physical Chemistry, Optical & Ultrafast Spectroscopy, Semiconductor Physics, Plasmonic Nanomaterials, Optoelectronics, Energy Research
- 2022: Scientific Breakthrough Publication Award, CeNS LMU Munich for paper in Nano Letters
- 2022: Ramanujan Faculty Fellowship (Chemical Sciences)
- 2020: Best Junior Scientist Publication Award, CeNS LMU Munich for paper in Nature Communications
- 2020: First Place Winner of ‘Science as Art’ image at the virtual Materials Research Society Fall meeting, Boston, USA
- 2018: Alexander von Humboldt Fellowship, Germany
- 2014: Best Poster Award, IPS-2014, Berlin, Germany
- 2014: INST-CNR Rao Poster award for excellence in research, ICONSAT-2014, Chandigarh, Punjab, India
- 2011: Qualified All India GATE-2011, and All India CSIR-UGC NET, June 2011
- 2010: Qualified All India CSIR-UGC NET, December 2010
- 2022: Ramanujan Fellow, India
- 2018: Alexander von Humboldt Fellow, Germany
Full list of publications: https://scholar.google.co.in/citations?user=2NmKiAMAAAAJ&hl=de
2024
- v. Schwerin, T. Debnath*, J. Feldmann, and Q. A. Akkerman. Size-Tunable Manganese Doped Spheroidal CsPbCl3 Quantum Dots. J. Phys. Chem. Lett. 2024 (Accepted).
- Sahu, T. Debnath*, and K. Sahu. Reversible CsPbBr3 ↔ CsPb2Br5 Transformation via Reverse Micellar Aqueous Solution. J. Phys. Chem. Lett. 2024 (Accepted).
- He, Y. Wang, T. Debnath, M. Döblinger, Q. A. Akkerman, J. Feldmann, and A. Dey. Silver-nanoclusters and -vacancies Influence the Optical Properties of Spherical Cs2AgBiCl6 Nanocrystals. Adv. Opt. Mater. 2024, 2302898.
- H. Shah and T. Debnath*. CuInS2 Decorated Perovskite Nano-architecture: Halide-Driven Energy and Electron Transfer. J. Phys. Chem. Lett. 2024 15, 9, 2580–2586.
- Mann, F. He, Q. Akkerman, T. Debnath* and J. Feldmann. A Bound Exciton Resonance Modulated by Bulk and Localized Coherent Phonons in Double Perovskites. J. Phys. Chem. Lett. 2024, 15, 2169–2176.
- Samanta, S. Paul, and T. Debnath*. Obtaining Ligand-free Aqueous Au-Nanoparticles using Reversible CsPbBr3 ↔ Au@CsPbBr3 Nanocrystal Transformation. Small 2024, 2311712.
- Fang, P. Li, L. Zhang, X. Li, J. Zhang, C. Qin, T. Debnath,* W. Huang, R. Chen. Stimulating phonon bottleneck effect in organic semiconductors by charge-transfer mediated J-aggregation. J. Am. Chem. Soc. 2024, 146, 1, 961–969.
2023
- Bhattacharya, A. Bhakat, and T. Debnath*. Breaking AgInTe2 Quantum Dot Chain to Prepare AgInTe2-ZnS Janus Nanocrystals. Inorg. Chem. 2023, 62 (49), 20219–20227.
- Fang, Y. Wang, M. Kurashvili, S. Rieger, W. Kasprzyk, Qingli Wang, J. K. Stolarczyk, J. Feldmann and T. Debnath*. Simultaneous Hydrogen Generation and Exciplex Stimulated Emission in Photobasic Carbon Dots. Angew. Chem. Int. Ed. 2023, e202305817.
- Das, and T. Debnath*. Giant Exciton Stokes Shift in Interfacially Prepared Cs(Mn/Pb)Cl3 Alloy Nanoplatelets. J. Phys. Chem. Lett. 2023, 14 (25), 5940−5948 (Front Cover).
- Manna, T. Debnath* and S. Bhandari. Chemical coupling of halide perovskite nanocrystals with metal quinolate complex for white light generation. Chem. Commun. 2023, 59, 1469-1472.
- Manna, S. Pal, T. Goswami, S. Bhandari and T. Debnath*. Halide Driven Halogen-Hydrogen Bonding versus Chelation in Perovskite Nanocrystals: A Concept of Charge Transfer Bridging. J. Phys. Chem. Lett. 2023, 14 (2), 354−362.
2022
- Das and T. Debnath*. Water Triggered Chemical Transformation of Perovskite Nanocrystals. Chem. Eur. J. 2022, 29 (5), e202202475. DOI: 10.1002/chem.202202475.
- Barfüßer, S. Rieger, A. Dey, A. Tosun, Q. A. Akkerman, T. Debnath* and J. Feldmann. Confined Excitons in Spherical-like Halide Perovskite Quantum Dots. Nano Letters 2022, 22, 22, 8810–8817 (Front Cover).
- Wu, Y. Wang, M. Kurashvili, A. Dey, M. Döblinger, Q. Zhang, J. Feldmann, H. Huang and T. Debnath*. Interfacial Manganese-doping in CsPbBr3 Nanoplatelets by Employing a Molecular Shuttle. Angew. Chem. Int. Ed. 2022, 61 (15), e202115852.
- Debnath*. Introducing…Angew. Chem. Int. Ed. 2022, 61 (15), e202201081.
- Kurashvili, I. Polishchuk, A. Lang, S. Strohmair, A. Richter, S. Rieger, T. Debnath,* B. Pokroy and J. Feldmann. Disorder and Confinement Effects to Tune the Optical Properties of Amino Acid Doped Cu2O Crystals. Adv. Funct. Matter. 2022, 32 (27), 2202121.
Before 2022
- Debnath,* D. Sarker, H. Huang, Z.-K. Han, A. Dey, L. Polavarapu, S. V. Levchenko, and J. Feldmann. Coherent Vibrational Dynamics Reveals Lattice Anharmonicity in Organic-inorganic Halide Perovskite Nanocrystals. Nat. Commun. 2021, 12, 2629.
- Paul, E. Bladt, A. Richter, M. Döblinger, Y. Tong, H. Huang, A. Dey, S. Bals, T. Debnath,* L. Polavarapu and J. Feldmann. Manganese Doping Induced Quantum Confinement within Host Perovskite Nanocrystals through Ruddlesden Popper Defects. Angew. Chem. Int. Ed. 2020, 59 (17), 6794-6799 (Back Cover).
- Fang, T. Debnath, S. Bhattacharyya, M. Döblinger, J. Feldmann & J. K. Stolarczyk. Photobase effect for just-in-time delivery in photocatalytic hydrogen generation. Nat. Commun. 2020, 11 (1), 5179.
- Debnath and H. N. Ghosh. Ternary Metal Chalcogenides: Into the Exciton and Bi-exciton Dynamics. J. Phys. Chem. Lett. 2019, 10, 20, 6227-6238 (Front Cover).
- Debnath, M. S. B. M. Yusof, P. J. Low, Z.-H. Loh. Ultrafast Structural Rearrangement Dynamics Induced by the Photodetachment of Phenoxide in Aqueous Solution. Nat. Commun. 2019, 10, 2944.
- Debnath, D. Sebastian, S. Maiti and H. N. Ghosh. Tuning Hole and Electron Transfer from Photo-excited CdSe Quantum Dot to Phenol Derivatives: Effect of Electron Donating and Withdrawing Moiety. Chem. Eur. J 2017, 23, 7306 – 7314.
- Debnath, K. Parui, S. Maiti and H. N. Ghosh. An Insight of Interface through Excited State Carrier Dynamics for Promising Enhancement of Power Conversion Efficiency in Mn doped CdZnSSe Gradient Alloy. Chem. Eur. J 2017, 23, 3755 – 3763.
- Debnath, S. Maiti and H. N. Ghosh. Unusually Slow Electron Cooling to Charge Transfer State in CdTeSe Alloy Nanocrystal Mediated Through Mn Atom. J. Phys. Chem. Lett. 2016, 7, 1359–1367.
- “Halide Driven Energy and/or Charge Transfer Dynamics in Perovskite Nanocomposite” NaMoSBio, IISER Kolkata, January 2024. (Invited Talk)
- “Exciton, Biexciton and Charge Transfer Dynamics in Perovskite Nanocrystals” TSRP, BARC Mumbai, January 2024. (Invited Talk)
- “Water-triggered Strategy for Doping in Low-dimensional Perovskites” HyPE, IACS Kolkata, December 2023. (Invited Talk)
- “Excitons and Coherent Phonons in Perovskite Nanocrystals” Department of Chemistry, IIT Guwahati, August 2023. (Invited Talk)
- “Excitons and Coherent Phonons in Perovskite Nanocrystals” APMD 2023, S & T online platform, India, June 2023. (Oral Talk)
- “Exciton, Biexciton and Coherent Phonon Dynamics of Versatile Perovskite Nanocrystals: Nanocubes, Nanopletelets and Spherical Quantum Dots” UFS 2022, IISER TVM, India, November 2022. (Contributed Talk)
- “Intrinsic Lattice Anharmonicity in Hybrid Perovskite Nanocrystals”, EMRS Fall (Online), Warsaw, Poland, September 2021 (Oral Talk).
- “Coherent Phonon Dynamics Reveals Intrinsic Lattice Anharmonicity in Hybrid Perovskite Nanocrystals”, ICL2020 (online), China, July 2021 (Oral Talk).
- “Vibrational Wave-packet Dynamics Reveals Intrinsic Lattice Anharmonicity in Hybrid Perovskite Nanocrystals”, Internet NanoGe Conference on Nanocrystals 2021, Munich (Oral Talk)
- “Phonon Vibrational Dynamics Reveals Intrinsic Lattice Anharmonicity in Hybrid Perovskite Nanocrystals”, Materials Research Society Fall meeting 2020 (virtual), Boston, USA (Oral Talk).
2024 - 2027 DST-SERB Core Research Grant (CRG), India (CRG/2023/000519), Amount: ~70 Lakh (Accepted)
2022 - 2027 DST-SERB, India (RJF/2021/000125), Amount: ~38 Lakh (Ongoing)
2018 – 2021 Alexander von Humboldt Foundation, Germany (AOSt-Nr. 15070118238289), Amount: ~20 Lakh (Completed)
- Regular peer-reviewer of several ACS, RSC, Willey, Nature, Science, Elsevier, etc. journals.